Lenovo ThinkPad 600E Technical Reference Manual for the ThinkPad 600 - Page 19

Electrical Specifications, Acoustical Readings,

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Electrical Specifications Input voltage (V ac) Frequency (Hz) Input (kVA) (56 W) 100-240 50/60 0.13 Range is automatically selected; sine wave input is required. At maximum configuration. Figure 1-6. Electrical Specifications Acoustical Readings 600 600 (with SelectaDock III) LWAd in bels Operate Idle 4.40 3.90 4.60 4.30 LpAm in dB Operate Idle 35.0 30.0 37.5 34.0 m in dB Operate Idle 30.0 25.5 31.0 28.0 Notes: LWAd Is the declared sound power level for the random sample of machines. LpAm Is the mean value of the A-weighted sound pressure levels at the operator position (if any) for the random sample of machines. m Is the mean value of the A-weighted sound pressure levels at the 1 meter position for the random sample of machines. Operate Shows the value while using the hard disk drive. All measurements made in accordance with ANSI S12.10 and reported in conformance with ISO 9296. Figure 1-7. Acoustical Readings System Overview 1-9

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Electrical Specifications
Figure
1-6. Electrical Specifications
(56 W)
Input voltage
(V ac)
100–240
Frequency (Hz)
50/60
Input
(kVA)
0.13
Range is automatically selected; sine wave input is required.
At maximum configuration.
Acoustical Readings
Figure
1-7. Acoustical Readings
L
WAd
in bels
L
pAm
in dB
<
L
pA
>
m
in dB
Operate
Idle
Operate
Idle
Operate
Idle
600
4.40
3.90
35.0
30.0
30.0
25.5
600 (with
SelectaDock
III)
4.60
4.30
37.5
34.0
31.0
28.0
Notes:
L
WAd
Is the declared sound power level for the random sample of
machines.
L
pAm
Is the mean value of the A-weighted sound pressure levels at the
operator position (if any) for the random sample of machines.
<
L
pA
>
m
Is the mean value of the A-weighted sound pressure levels at the
1 meter position for the random sample of machines.
Operate
Shows the value while using the hard disk drive.
All measurements made in accordance with ANSI S12.10 and reported in
conformance with ISO 9296.
System Overview
1-9